com.sun.xml.ws.message.AbstractMessageImpl Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.message;
import com.sun.istack.NotNull;
import com.sun.xml.bind.api.Bridge;
import com.sun.xml.ws.api.SOAPVersion;
import com.sun.xml.ws.api.message.Header;
import com.sun.xml.ws.api.message.Message;
import com.sun.xml.ws.api.message.MessageHeaders;
import com.sun.xml.ws.api.message.MessageWritable;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.message.saaj.SAAJFactory;
import com.sun.xml.ws.encoding.TagInfoset;
import com.sun.xml.ws.message.saaj.SAAJMessage;
import com.sun.xml.ws.spi.db.XMLBridge;
import java.util.ArrayList;
import java.util.Collections;
import org.xml.sax.ContentHandler;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.AttributesImpl;
import org.xml.sax.helpers.LocatorImpl;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.Source;
import javax.xml.transform.sax.SAXSource;
import java.util.List;
import java.util.Map;
/**
* Partial {@link Message} implementation.
*
*
* This class implements some of the {@link Message} methods.
* The idea is that those implementations may be non-optimal but
* it may save effort in implementing {@link Message} and reduce
* the code size.
*
*
* {@link Message} classes that are used more commonly should
* examine carefully which method can be implemented faster,
* and override them accordingly.
*
* @author Kohsuke Kawaguchi
*/
public abstract class AbstractMessageImpl extends Message {
/**
* SOAP version of this message.
* Used to implement some of the methods, but nothing more than that.
*
*
* So if you aren't using those methods that use this field,
* this can be null.
*/
protected final SOAPVersion soapVersion;
protected @NotNull TagInfoset envelopeTag;
protected @NotNull TagInfoset headerTag;
protected @NotNull TagInfoset bodyTag;
protected static final AttributesImpl EMPTY_ATTS;
protected static final LocatorImpl NULL_LOCATOR = new LocatorImpl();
protected static final List DEFAULT_TAGS;
static void create(SOAPVersion v, List c) {
int base = v.ordinal()*3;
c.add(base, new TagInfoset(v.nsUri, "Envelope", "S", EMPTY_ATTS,"S", v.nsUri));
c.add(base+1, new TagInfoset(v.nsUri, "Header", "S", EMPTY_ATTS));
c.add(base+2, new TagInfoset(v.nsUri, "Body", "S", EMPTY_ATTS));
}
static {
EMPTY_ATTS = new AttributesImpl();
List tagList = new ArrayList();
create(SOAPVersion.SOAP_11, tagList);
create(SOAPVersion.SOAP_12, tagList);
DEFAULT_TAGS = Collections.unmodifiableList(tagList);
}
protected AbstractMessageImpl(SOAPVersion soapVersion) {
this.soapVersion = soapVersion;
}
@Override
public SOAPVersion getSOAPVersion() {
return soapVersion;
}
/**
* Copy constructor.
*/
protected AbstractMessageImpl(AbstractMessageImpl that) {
this.soapVersion = that.soapVersion;
this.copyFrom(that);
}
@Override
public Source readEnvelopeAsSource() {
return new SAXSource(new XMLReaderImpl(this), XMLReaderImpl.THE_SOURCE);
}
@Override
public T readPayloadAsJAXB(Unmarshaller unmarshaller) throws JAXBException {
if(hasAttachments())
unmarshaller.setAttachmentUnmarshaller(new AttachmentUnmarshallerImpl(getAttachments()));
try {
return (T) unmarshaller.unmarshal(readPayloadAsSource());
} finally{
unmarshaller.setAttachmentUnmarshaller(null);
}
}
/** @deprecated */
@Override
public T readPayloadAsJAXB(Bridge bridge) throws JAXBException {
return bridge.unmarshal(readPayloadAsSource(),
hasAttachments()? new AttachmentUnmarshallerImpl(getAttachments()) : null );
}
@Override
public T readPayloadAsJAXB(XMLBridge bridge) throws JAXBException {
return bridge.unmarshal(readPayloadAsSource(),
hasAttachments()? new AttachmentUnmarshallerImpl(getAttachments()) : null );
}
public void writeToBodyStart(XMLStreamWriter w) throws XMLStreamException {
String soapNsUri = soapVersion.nsUri;
w.writeStartDocument();
w.writeStartElement("S","Envelope",soapNsUri);
w.writeNamespace("S",soapNsUri);
if(hasHeaders()) {
w.writeStartElement("S","Header",soapNsUri);
MessageHeaders headers = getHeaders();
for (Header h : headers.asList()) {
h.writeTo(w);
}
w.writeEndElement();
}
// write the body
w.writeStartElement("S","Body",soapNsUri);
}
/**
* Default implementation that relies on {@link #writePayloadTo(XMLStreamWriter)}
*/
@Override
public void writeTo(XMLStreamWriter w) throws XMLStreamException {
writeToBodyStart(w);
writePayloadTo(w);
w.writeEndElement();
w.writeEndElement();
w.writeEndDocument();
}
/**
* Writes the whole envelope as SAX events.
*/
@Override
public void writeTo( ContentHandler contentHandler, ErrorHandler errorHandler ) throws SAXException {
String soapNsUri = soapVersion.nsUri;
contentHandler.setDocumentLocator(NULL_LOCATOR);
contentHandler.startDocument();
contentHandler.startPrefixMapping("S",soapNsUri);
contentHandler.startElement(soapNsUri,"Envelope","S:Envelope",EMPTY_ATTS);
if(hasHeaders()) {
contentHandler.startElement(soapNsUri,"Header","S:Header",EMPTY_ATTS);
MessageHeaders headers = getHeaders();
for (Header h : headers.asList()) {
h.writeTo(contentHandler,errorHandler);
}
contentHandler.endElement(soapNsUri,"Header","S:Header");
}
// write the body
contentHandler.startElement(soapNsUri,"Body","S:Body",EMPTY_ATTS);
writePayloadTo(contentHandler,errorHandler, true);
contentHandler.endElement(soapNsUri,"Body","S:Body");
contentHandler.endElement(soapNsUri,"Envelope","S:Envelope");
}
/**
* Writes the payload to SAX events.
*
* @param fragment
* if true, this method will fire SAX events without start/endDocument events,
* suitable for embedding this into a bigger SAX event sequence.
* if false, this method generaets a completely SAX event sequence on its own.
*/
protected abstract void writePayloadTo(ContentHandler contentHandler, ErrorHandler errorHandler, boolean fragment) throws SAXException;
public Message toSAAJ(Packet p, Boolean inbound) throws SOAPException {
SAAJMessage message = SAAJFactory.read(p);
if (message instanceof MessageWritable)
((MessageWritable) message)
.setMTOMConfiguration(p.getMtomFeature());
if (inbound != null) transportHeaders(p, inbound, message.readAsSOAPMessage());
return message;
}
/**
* Default implementation that uses {@link #writeTo(ContentHandler, ErrorHandler)}
*/
@Override
public SOAPMessage readAsSOAPMessage() throws SOAPException {
return SAAJFactory.read(soapVersion, this);
}
@Override
public SOAPMessage readAsSOAPMessage(Packet packet, boolean inbound) throws SOAPException {
SOAPMessage msg = SAAJFactory.read(soapVersion, this, packet);
transportHeaders(packet, inbound, msg);
return msg;
}
private void transportHeaders(Packet packet, boolean inbound, SOAPMessage msg) throws SOAPException {
Map> headers = getTransportHeaders(packet, inbound);
if (headers != null) {
addSOAPMimeHeaders(msg.getMimeHeaders(), headers);
}
if (msg.saveRequired()) msg.saveChanges();
}
}